Both dates occurred after two world wars, the 1920s preceded the World War 1 while the 1950s preceded World War 2.
The mass media similarity between these two is that it focused more on entertainment and advertisements. Because the war ceased already, films and entertainment shows flourished greatly.
Colony is a portion that is separated
Activists held racial and religious prejudices against immigrants from Asia and southern and eastern Europe in particular. Feared that immigrants that worked for lower wages would take jobs away from union members. To plot against them, activists created the Chinese Exclusion Act and formed the Immigration Restriction League.
"Sparta was a warrior society in ancient Greece that reached the height of its power after defeating rival city-stateAthens in the Peloponnesian War (431-404 B.C.). Spartan culture was centered on loyalty to the state and military service." thanks Google
